(chiefly Internet slang) thinking with common sense

(linguistics) diachronic

(linguistics) synchronic

unsociable; retiring; solitude-loving

(uranography) Winter Triangle - a bright asterism of the northern winter sky. Its corners are the stars Betelgeuse, Procyon, and Sirius.

Kyūjitai form of 大乗仏教: (Buddhism) Mahayana Buddhism

(uranography) Summer Triangle - a bright asterism of the northern summer sky. Its corners are the stars Altair, Deneb, and Vega.

Greater East Asia Co-Prosperity Sphere

(religion, Buddhism) Daiitoku Myōō, the Japanese name for Yamantaka, the Wisdom King of the West, primarily revered in Vajrayana Buddhism, in Japan, China and elsewhere.

to spoil the ship for a ha'p'orth of tar