座

dress worn by a geisha to a zashiki party

three people sitting in a triangle

seat of honor; seat of honour

Mathematics

polar coordinates

Astronomy

Serpens (constellation); the Snake

Buddhism

one of the six administrators of a Zen temple (in charge of food and other matters)

Civil engineering

buckling

Sthaviravada (early Buddhist movement)

Astronomy

Hydra (constellation); the Sea Serpent

stone-like socle (used as the base for a Buddhist statue)

Anatomy

nucleus accumbens (part of the forebrain)

Formal or literary term

sitting alone

entertaining guests

favourite motto; pet saying

Astronomy

Sagitta (constellation); the Arrow

harvestman; daddy longlegs (arachnid of order Opiliones)

Astronomy

Draco (constellation); the Dragon

Shinto

ceremony for moving a deity to a new site

sedentary work

scalpel sawtail (Prionurus scalprum)

座繰り／坐繰り／座繰／坐繰 only

reeling by hand (esp. silk); hand filature

Noun or participle which takes the aux. verb suru; Esp. 座ぐり

counter sinking (making conical depression so screw-heads don't protrude above surface); spot facing (machining a flat space for bolt head, etc.); spotfacing

Esp. 座刳り

hollowing out (e.g. wooden chair seat, scallop pattern on roof, etc.)

room arranged for the summer (by removing screens and doors to improve air flow)

Astronomy

Auriga (constellation); the Charioteer

Anatomy

ischium; ischial bone