Defn: A retention or suppression of urine.

-ISE -ise

Defn: . See -ize.

ISENTROPIC
I`sen*trop"ic, a. Etym: [Is- + entropy + -ic.] (Physics)

Defn: Having equal entropy. Isentropic lines, lines which pass through points having equal entropy.

ISETHIONIC
I*seth`i*on"ic, a. Etym: [Is- + ethionic.] (Chem.)

Defn: Pertaining to, derived from, or designating, an acid, HO.C2H4.SO3H, obtained as an oily or crystalline substance, by the action of sulphur trioxide on alcohol or ether. It is derivative of sulphuric acid.

-ISH -ish. Etym: [AS. -isc; akin to G. -isch, OHG. -isc, Goth. & Dan. - isk, Gr. -esque.]

Defn: A suffix used to from adjectives from nouns and from adjectives. It denotes relation, resemblance, similarity, and sometimes has a diminutive force; as, selfish, boyish, brutish; whitish, somewhat white.

-ISH -ish. Etym: [OE. -issen, fr. F. -is, -iss- (found in the present particle, etc., of certain verbs, as finir to finish, fleurir to flourish), corresponding to L. -escere, an inchoative ending.]