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Definition of pro - 19 dictionary results

pro

1[proh] adverb, noun, plural pros.
–adverb
1. in favor of a proposition, opinion, etc.
–noun
2. a proponent of an issue; a person who upholds the affirmative in a debate.
3. an argument, consideration, vote, etc., for something.
Compare con 1 .


Origin:
1350–1400; ME < L prō (prep) in favor of, for; akin to per-, Gk pró, Skt pra

pro

2[proh] adjective, noun, plural pros. Informal.
–adjective
1. professional.
–noun
2. professional.
3. the pros, the professional athletic leagues, as of football, baseball, or basketball: He's sure to be signed by the pros.

Origin:
1840–50; shortened form

pro

3[proh]
–noun, plural pros. Slang.
prophylactic (def. 5).

Origin:
shortened form

pro

[proh; Eng. proh]
–preposition Latin.
for.

PRO

public relations officer.
Also, P.R.O.

Pro

Biochemistry.
proline.

pro-

1
1. a prefix indicating favor for some party, system, idea, etc., without identity with the group (pro-British; pro-Communist; proslavery), having anti- as its opposite.
2. a prefix of priority in space or time having especially a meaning of advancing or projecting forward or outward, and also used to indicate substitution, attached widely to stems not used as words: provision; prologue; proceed; produce; protract; procathedral; proconsul.

Origin:
< L prō-, pro-, comb. form repr. prō pro 1

pro-

2
a prefix identical in meaning with pro-1 , occurring in words borrowed from Greek (prodrome) or formed of Greek (and occasionally Latin) elements.

Origin:
< Gk, comb. form of pró for, before; see pro 1
pro 1   (prō)   
n.   pl. pros
  1. An argument or consideration in favor of something: weighing the pros and cons.
  2. One who supports a proposal or takes the affirmative side in a debate.
adv.  In favor; affirmatively: arguing pro and con.
adj.  Affirmative; supporting: a pro vote.

[Middle English, from Latin prō, for; see per1 in Indo-European roots.]
pro 2   (prō)   
n.   pl. pros
  1. A professional, especially in sports.
  2. An expert in a field of endeavor.
adj.  Professional: pro football.
PRO  
abbr.  public relations officer

Pro

Pro\, prep. [L.; akin to prae before, Gr. ?, and E. for. See For, prep., and cf. Prior, a.] A Latin preposition signifying for, before, forth.

Pro confesso [L.] (Law), taken as confessed. The action of a court of equity on that portion of the pleading in a particular case which the pleading on the other side does not deny.

Pro rata. [L. See Prorate.] In proportion; proportion.

Pro re nata [L.] (Law), for the existing occasion; as matters are.

Pro

Pro\, adv. For, on, or in behalf of, the affirmative side; -- in contrast with con.

Pro and con, for and against, on the affirmative and on the negative side; as, they debated the question pro and con; -- formerly used also as a verb.

Pros and cons, the arguments or reasons on either side.
Language Translation for : pro
Spanish: profesional,
Italian: professionale,
Japanese:

pro 
1866, shortening of professional. The adj. is first recorded 1932. Pro-am "including professionals and amateurs" is from 1949.

Main Entry: Pro
Function: abbreviation
proline; prolyl

Main Entry: PRO
Function: abbreviation
peer review organization

Pro abbr.
proline

pro
  1. professional
  2. prostitute
PRO
  1. peer review organization
  2. professional review organization
  3. pronoun
  4. public relations officer
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