Word
strictly
Phoneticsstrict·ly, stress on the first syllable
US/ˈstɹɪktɫi/
UK/stɹˈɪktli/
Adverb of manner
Definitions
01following rules exactly
B2 · Upper Intermediate
adv. in a way that follows rules or orders exactly without any changes.
adv. in a manner that demands total obedience or rigorous adherence to established rules or standards.
“The school rules are strictly enforced to ensure all students stay safe.”
“The laboratory protocols must be strictly followed to prevent cross-contamination between the sensitive biological samples.”
Usage
Often modifies verbs like 'enforce', 'follow', or 'prohibit'.
Synonyms
Antonyms
02only or exclusively
B2 · Upper Intermediate
adv. used to say that something is for one purpose or group only.
adv. used to indicate that a statement or condition applies exclusively to a specific person, group, or activity.
“This parking area is strictly for staff members with a valid permit.”
“The funds were strictly allocated for infrastructure repairs, meaning they could not be diverted to cover administrative salaries.”
Usage
Commonly used with 'for' or 'limited to'.
Synonyms
Antonyms
03precise meaning
C1 · Advanced Formal
adv. used when you are talking about the exact or literal meaning of a word.
adv. used to indicate that a word or phrase is being used in its most precise, literal, or technical sense.
“Strictly speaking, a tomato is a fruit, not a vegetable.”
“Strictly speaking, the agreement is not a treaty but a memorandum of understanding between the two departments.”
Usage
Frequently appears in the fixed phrase 'strictly speaking'.
Synonyms
Antonyms
04mathematical inequality
C2 · Proficiency Mathematics Technical
adv. in math, used to show that one value is always greater or smaller than another, never equal.
adv. describing a relationship where an inequality holds without the possibility of equality.
“The function is strictly increasing, so the line always goes up.”
“A strictly monotonic function ensures that for any two distinct points in the domain, their images are also distinct.”
Usage
Typically modifies adjectives like 'increasing', 'decreasing', 'greater than', or 'less than'.
Collocations
Common phrases and expressions where native English speakers use the word “strictly” in context.
Verb
01. strictly adhere
“All employees must strictly adhere to the safety guidelines while in the laboratory.”
adv + verb
02. strictly control
“The government decided to strictly control the export of certain high-tech materials.”
adv + verb
03. strictly prohibited
Real-World Examples
“Cofnas’s research activities in the role have been “strictly limited to the research topics for which the appointment was made”.” “It was the biggest use of the system to date - but Dowden has now weighed in to question whether it was strictly necessary.” Etymology
From strict + -ly.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Word family
ADJECTIVE
ADVERB
Domain
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
- Frequency
- Common
- Level
- B2 · Upper IntermediateOxford
- Updated
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