一粒子既約[ichiryuushikiyaku] one particle irreducible (physics)
皆既[kaiki] total eclipse
皆既蝕[kaikishoku] total eclipse (of sun by moon)
皆既日食[kaikinisshoku] total solar eclipse
既に[sudeni] already

既の事[sundenokoto] almost
既の所で[sundenotokorode] almost
既往症[kioushou] medical history
既婚[kikon] marriage
既婚者[kikonsha] married person

アルファ線[arufasen] alpha rays
エックス線[ekkususen] X-ray
サイン曲線[sainkyokusen] sinusoid
スピード線[supiidosen] speed lines
緯線[isen] parallel

一次線輪[ichijisenrin] primary coil
一線[issen] line
一直線[icchokusen] straight line
一番線[ichibansen] track no. 1
一塁線[ichiruisen] first-base line

コンピューター援用設計[konpyuutaaenyousekkei] computer-aided design
スプリンクラー設備[supurinkuraasetsubi] sprinkler system
プリンター設定[purintaasettei] printer setup
モデムの設定[modemunosettei] modem setup
移設[isetsu] relocation (of a facility)

医療施設[iryoushisetsu] medical facilities
架設[kasetsu] construction
開設[kaisetsu] establishment
既設[kisetsu] established
急設[kyuusetsu] hurried construction