pro
B1Informal, but widely accepted in semi-formal contexts when referring to professionals. Formal when used as a prefix (e.g., pro-democracy).
Definition
Meaning
A professional; someone who is highly skilled and paid for their work in a particular field.
An argument or reason in favour of something; the advantages or positive aspects of a situation. Also used as a prefix meaning 'in favour of' or 'supporting'.
Linguistics
Semantic Notes
As a noun, 'pro' is a clipping of 'professional'. It carries connotations of expertise, skill, and commercial activity. In the 'advantages' sense, it is often paired with 'con' (from Latin 'contra'). The prefix use is from Latin 'pro' meaning 'for, before, forward'.
Dialectal Variation
British vs American Usage
Differences
Minimal. Both use all senses. The noun for a professional is slightly more established in sports/gaming contexts in the US.
Connotations
Identical. Implies paid expertise versus amateur status.
Frequency
Equally common in both varieties.
Vocabulary
Collocations
Grammar
Valency Patterns
the pros and cons of [NOUN PHRASE]a pro at [VERB-ING/NOUN]turn proVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “pros and cons”
- “go pro”
- “old pro”
Usage
Context Usage
Business
Refers to professional services or software (e.g., 'Photoshop Pro'). Discussing 'pros and cons' in decision-making.
Academic
Used in formal writing as a prefix (pro-social, pro-active). Less common as a standalone noun.
Everyday
Common for discussing advantages ('pros') or referring to sports professionals.
Technical
In computing, denotes a professional-grade version of software/hardware.
Examples
By Part of Speech
verb
British English
- He decided to turn pro after winning the amateur championship.
- She's been pro-ing for years in the esports scene.
American English
- He plans to go pro after college.
- She's been pro-ing it on the golf circuit for a decade.
Examples
By CEFR Level
- My brother is a football pro.
- One pro of living here is the nice park.
- We need to weigh the pros and cons before deciding.
- She hired a pro to fix her computer.
- After years as an amateur, he finally turned pro last season.
- The pro-democracy protests gained international attention.
- The software's pro version offers significantly more advanced analytics.
- His pro bono work for the charity was highly commended.
Learning
Memory Aids
Mnemonic
A PROfessional is a PRO. The PROs are the good points FOR something.
Conceptual Metaphor
PROFESSIONAL IS A PAID PLAYER (sports/games). ARGUMENT IS A BATTLE (pros vs cons).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid translating 'pro' as 'про' in the professional sense. Russian 'профессионал' is correct. For 'pros and cons', use 'плюсы и минусы' or 'аргументы за и против', not a direct translation of 'pro'.
Common Mistakes
- Using 'pro' in formal writing as a noun where 'professional' is required. Incorrectly using 'pro' as a standalone preposition (e.g., 'He is pro the idea' – use 'in favour of').
Practice
Quiz
In the phrase 'pro bono', what does 'pro' mean?
FAQ
Frequently Asked Questions
As a noun meaning 'professional', it is informal. As a prefix (pro-active) or in the set phrase 'pros and cons', it is standard in formal contexts.
It depends on the sense. For a professional, the opposite is 'amateur'. In an argument, the opposite is 'con' (short for 'contra').
Yes, informally, especially in sports/gaming contexts (e.g., 'He turned pro', 'She's been pro-ing for years').
'Pro' is a clipped, informal form of 'professional'. 'Professional' is the full, standard term used in all registers.
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