自

Quotation; Allegedly uttered by Itagaki Taisuke, founder of the Meiji-era Liberal Party, after a failed assassination attempt

Itagaki may die, but liberty never!

Psychology

self-disclosure

Medicine

autism spectrum disorder

Medicine

autism spectrum disorder

self-reference

group suicide; mass suicide

Chemistry

free surface

Physics

free particle

Meteorology

free atmosphere (part of the atmosphere above the frictional influence of the earth's surface); free air

medical treatment at one's own expense; treatment not covered by health insurance

multi-city flight

Internet

self-signed certificate

self-assessment; self-evaluation; self-appraisal; self-audit

body weight training

libertarianism

libertarianism

Computing

natural language understanding; NLU

voluntary evacuation

self-fulfilling prophecy

Slang

penis

in-house roasting (of coffee beans); shop roasting; home roasting

putting oneself first; prioritizing oneself

Medicine

spontaneous pneumothorax; collapsed lung

biofeedback