| 释义 |
pi
I. \ˈpī\ noun
(-s)
Etymology: Middle Greek, from Greek pei, of Semitic origin; akin to Hebrew pē
1. : the 16th letter of the Greek alphabet — symbol Π or π; see alphabet table
2.
a. : the symbol π denoting the ratio of the circumference of a circle to its diameter
b. : the ratio itself : a transcendental number having a value to eight decimal places of 3.14159265
II. noun
also pie \“\
(plural pies)
Etymology: origin unknown
1.
a. : type or type matter that is spilled, mixed, or incorrectly distributed
< when … a disaster occurs and the type falls or collapses, the resulting disordered heap is the famous printer's pi — Seán Jennett >
b. : the condition of pi
< a great deal of what he has set up is often thrown into pi — John Southward >
2. : a pi character or matrix
Synonyms: see confusion
III. adjective
1. : not intended to appear in final printing because improperly set or containing a temporary instruction to the printer — used of a line of type or print
2. : not carried in a keyboard-controlled channel and therefore insertable only by hand — used of a typesetting-machine matrix
IV. verb
also pie \“\
(pied ; pied ; piing or pieing ; pies)
transitive verb
: to spill or throw (type or type matter) into disorder
< pi a case >
< pi a form >
< pi a galley >
intransitive verb
: to become pied
< some display matter pies easily >
V. adverb
Etymology: pi (III)
: as a pi character
< border matrices always run pi but can have special combinations cut to run in magazine — Intertype Faces >
VI. adjective
Etymology: short for pious
Britain : moralizing, preachy, goody-goody
VII. abbreviation
piaster |