Mental Health Glossary
A plain-English guide to psychological terms and concepts.
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Understand the words behind mental health
Browse plain-English definitions, deeper explanations, practical exercises, and trusted public resources.
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Explore our collection of mental health quotes with detailed context and reflections.
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Anxiety & Stress
Relationships & Safety
Therapy & Treatment
Trauma & Recovery
Emotions & Mood
Self-Growth & Identity
Featured Deep Dives
Anxiety
A practical guide to how anxiety feels, when it becomes a problem, and what can help in the moment.
Depression
How depression can show up emotionally, physically, socially, and in daily functioning.
Trauma
A careful, non-sensational guide to trauma responses, triggers, and when trauma-focused support may help.
Burnout
How burnout differs from ordinary tiredness, what keeps it going, and what recovery usually needs.
Social Anxiety
How social anxiety differs from shyness and how avoidance can keep the fear cycle alive.
ADHD
A practical overview of attention, impulsivity, executive function, and why ADHD is not laziness.
OCD
Why OCD is more than neatness, and how obsessions and compulsions form a distress loop.
Gaslighting
How gaslighting differs from disagreement, and why reality-testing and support matter.
ADHD
VisualADHD is a neurodevelopmental condition involving persistent patterns of inattention, hyperactivity, impulsivity, or executive-function difficulty that affect daily life.
Anxiety
VisualAnxiety is a future-focused alarm response: the mind and body prepare for possible danger, uncertainty, or loss of control.
Attachment Theory
Psychological definition and mental health impact of attachment theory: A psychological model describing the dynamics of long-term and short-term interpersonal relationships.
Bereavement
Psychological definition and mental health impact of bereavement: The period of grief and mourning after a death.
Bipolar Disorder
Bipolar disorder is a mood condition involving episodes of depression and episodes of mania or hypomania that change energy, sleep, behavior, and judgment.
Body Positivity
Psychological definition and mental health impact of body positivity: The assertion that all people deserve to have a positive body image, regardless of how society and the popular culture view ideal shape, size, and appearance.
Boundaries
VisualBoundaries are the limits and expectations that protect your time, energy, body, values, and emotional well-being in relationships.
Burnout
VisualBurnout is a state of work-related exhaustion, mental distance, and reduced effectiveness that can develop when chronic stress is not successfully managed.
Catharsis
Psychological definition and mental health impact of catharsis: The process of releasing, and thereby providing relief from, strong or repressed emotions.
CBT
VisualCognitive Behavioral Therapy is a structured therapy approach that explores how thoughts, feelings, body sensations, and actions influence each other.
Cortisol
Psychological definition and mental health impact of cortisol: The body's main stress hormone, which works with certain parts of your brain to control your mood, motivation, and fear.
Counseling
Psychological definition and mental health impact of counseling: Professional guidance in resolving personal, social, or psychological problems.
Countertransference
Psychological definition and mental health impact of countertransference: The redirection of a psychotherapist's feelings toward a client.
DBT
Psychological definition and mental health impact of dbt: Dialectical Behavior Therapy provides clients with new skills to manage painful emotions and decrease conflict in relationships.
Depression
VisualDepression is a mood condition marked by persistent low mood, loss of interest, low energy, and changes in thinking, sleep, appetite, motivation, or self-worth.
Dissociation
Psychological definition and mental health impact of dissociation: A mental process that causes a lack of connection in a person’s thoughts, memory and sense of identity.
Dopamine
VisualPsychological definition and mental health impact of dopamine: A neurotransmitter associated with feelings of pleasure, satisfaction, and motivation.
Dysphoria
Psychological definition and mental health impact of dysphoria: A profound state of unease or dissatisfaction.
Ego
Psychological definition and mental health impact of ego: The organized part of the personality structure that includes defensive, perceptual, intellectual-cognitive, and executive functions.
Emotional Intelligence
Psychological definition and mental health impact of emotional intelligence: The ability to monitor one's own and other people's emotions and to use emotional information to guide thinking.
Empathy
Psychological definition and mental health impact of empathy: The capacity to understand or feel what another person is experiencing from within their frame of reference.
Euphoria
Psychological definition and mental health impact of euphoria: An experience or affect of pleasure or excitement and intense feelings of well-being and happiness.
Fight or Flight
Psychological definition and mental health impact of fight or flight: A physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival.
Gaslighting
VisualGaslighting is a pattern of manipulation that makes someone question their memory, perception, judgment, or sense of reality.
Grief
Grief is the emotional, physical, and relational response to losing someone or something deeply meaningful.
Grounding
VisualGrounding is a set of attention skills that help you reconnect with the present moment when emotions, memories, or anxiety feel too intense.
Holistic Health
Psychological definition and mental health impact of holistic health: An approach to wellness that simultaneously addresses the physical, mental, emotional, social, and spiritual components of health.
Imposter Syndrome
Psychological definition and mental health impact of imposter syndrome: Doubting your abilities and feeling like a fraud despite your accomplishments.
Insomnia
Insomnia is ongoing difficulty falling asleep, staying asleep, waking too early, or getting restorative sleep despite having the opportunity to sleep.
Introspection
Psychological definition and mental health impact of introspection: The examination of one's own conscious thoughts and feelings.
Mindfulness
Mindfulness is the practice of paying attention to present-moment experience with openness, curiosity, and less automatic judgment.
Narcissism
Psychological definition and mental health impact of narcissism: Self-centeredness arising from failure to distinguish the self from external objects.
Neuroplasticity
Psychological definition and mental health impact of neuroplasticity: The brain's ability to reorganize itself by forming new neural connections throughout life.
OCD
VisualOCD involves intrusive, unwanted obsessions and repetitive compulsions or mental rituals used to reduce distress or prevent feared outcomes.
Panic Attack
A panic attack is a sudden surge of intense fear or discomfort with strong physical sensations such as racing heart, breathlessness, dizziness, shaking, or chest tightness.
Phobia
VisualPsychological definition and mental health impact of phobia: An extreme or irrational fear of or aversion to something.
Projection
Psychological definition and mental health impact of projection: A defense mechanism in which the human ego defends itself against unconscious impulses by denying their existence in themselves while attributing them to others.
Psychotherapy
Psychological definition and mental health impact of psychotherapy: The treatment of mental disorder by psychological rather than medical means.
PTSD
PTSD is a trauma-related condition in which symptoms such as intrusive memories, avoidance, threat sensitivity, and mood changes persist after a traumatic event.
Regression
Psychological definition and mental health impact of regression: A defense mechanism leading to the temporary or long-term reversion of the ego to an earlier stage of development.
Resilience
Psychological definition and mental health impact of resilience: The ability to mentally or emotionally cope with a crisis or to return to pre-crisis status quickly.
Schizophrenia
Psychological definition and mental health impact of schizophrenia: A serious mental disorder in which people interpret reality abnormally.
Self-Care
Psychological definition and mental health impact of self care: Activities and practices we engage in on a regular basis to reduce stress and enhance our well-being.
Self-Compassion
Self-compassion means responding to your own pain, mistakes, or perceived inadequacy with kindness, honesty, and a sense of shared humanity.
Self-Esteem
Self-esteem is the way you evaluate your own worth, ability, acceptability, and place in relation to yourself and others.
Serotonin
Psychological definition and mental health impact of serotonin: A neurotransmitter that contributes to feelings of well-being and happiness.
Social Anxiety
VisualSocial anxiety is intense fear of being judged, embarrassed, rejected, or negatively evaluated in social or performance situations.
Stigma
Psychological definition and mental health impact of stigma: A set of negative and often unfair beliefs that a society or group of people has about something.
Sublimation
Psychological definition and mental health impact of sublimation: A mature type of defense mechanism where socially unacceptable impulses are transformed into socially acceptable actions.
Superego
Psychological definition and mental health impact of superego: The ethical component of the personality and provides the moral standards by which the ego operates.
Toxic Positivity
Psychological definition and mental health impact of toxic positivity: The belief that no matter how dire or difficult a situation is, people should maintain a positive mindset.
Transference
Psychological definition and mental health impact of transference: The redirection of feelings and desires, especially of those unconsciously retained from childhood, toward a new object.
Trauma
VisualTrauma is the emotional and nervous-system impact of an event or repeated experience that overwhelms a person's ability to cope, feel safe, or make sense of what happened.
Validation
Psychological definition and mental health impact of validation: The process of learning about, understanding, and expressing acceptance of another person's emotional experience.
Well-being
Psychological definition and mental health impact of well being: The state of being comfortable, healthy, or happy.
Need Immediate Mental Health Support? तुरंत मानसिक स्वास्थ्य सहायता चाहिए?
If you or someone you know is in emotional crisis or having thoughts of self-harm, seek urgent support now.
यदि आप या आपका कोई परिचित भावनात्मक संकट में है या स्वयं को नुकसान पहुँचाने के विचार आ रहे हैं, तो तुरंत सहायता लें।
- Tele-MANAS (24x7, India): 14416 or 1800-89-14416
- टेली-मानस (24x7, भारत): 14416 या 1800-89-14416
- Emergency: Call 112 if there is immediate danger.
- आपातकाल: तत्काल खतरे में 112 पर कॉल करें।
You are not alone. Reaching out for support is a strong first step.
आप अकेले नहीं हैं। सहायता के लिए आगे आना एक मजबूत पहला कदम है।