Definitions
01ordinal number 2
A1 · Beginner
num. coming after the first thing in a list or series.
num. the ordinal number corresponding to the cardinal number two; following the first in a sequence.
“This is the second time I have visited London this year.”
“The second chapter of the report provides a detailed analysis of the fiscal year's primary expenditures.”
Synonyms
Antonyms
02unit of time
A1 · Beginner Countable noun Science
n. a very short period of time; there are 60 of these in one minute.
n. the SI base unit of time, defined as one-sixtieth of a minute.
“The winner finished only one second ahead of the other runners.”
“The high-speed camera captures thousands of frames per second, allowing researchers to observe the impact in extreme detail.”
03a short moment
A2 · Elementary Countable noun Informal
n. a very short, informal amount of time.
n. an informal, indeterminate, and brief duration of time.
Español:momento
“Wait a second, I forgot my keys on the table.”
“If you can spare a second, I would appreciate your feedback on this draft before I send it to the director.”
04extra food
B1 · Intermediate Plural noun Cooking Informal
n. a second serving of the same meal.
n. an additional helping of food after the first portion has been consumed.
“The dinner was so delicious that everyone asked for seconds.”
“Despite the large portions served during the first course, several guests were eager for seconds of the homemade lasagna.”
Usage
usually used in the plural form 'seconds'
Synonyms
05musical interval
C2 · Proficiency Countable noun Music Technical
n. the distance between two notes that are next to each other in a scale.
n. the musical interval between two adjacent degrees in a diatonic scale.
“The teacher explained the difference between a major and minor second.”
“The composer utilised dissonant major seconds to create a sense of mounting tension throughout the introductory movement.”
06to support a motion
B2 · Upper Intermediate Formal
v. to formally support a suggestion so that it can be discussed or voted on.
v. to formally support a motion or proposal in a meeting to allow it to proceed to a vote.
“I would like to second the motion to end the meeting early.”
“After the chairperson proposed the amendment, the treasurer rose to second the motion, ensuring it would be debated by the board.”
Usage
transitive verb; requires a direct object like 'the motion' or 'the proposal'
Antonyms
07to transfer staff
C1 · Advanced British English · Formal
v. to move an employee to a different job or location for a short time.
v. to temporarily transfer an official or worker to another position or department.
“She was seconded to the marketing department for six months.”
“The senior engineer was seconded to the overseas branch to oversee the final stages of the infrastructure project.”
Usage
often used in the passive voice; pronounced with the stress on the second syllable
Teaching tip
In British professional contexts, this is common; note the pronunciation difference from the time unit.
Synonyms
Etymology
From Middle English secunde, second, secound, secund, borrowed from Old French second, seond, from Latin secundus (“following, next in order”), from root of sequor (“to follow”), from Proto-Indo-European *sekʷ- (“to follow”). Doublet of secund and secundo. Displaced native twoth and partially displaced native other (from Old English ōþer (“other; next; second”)).
From Middle English secunde, seconde, borrowed from Old French seconde, from Medieval Latin secunda, short for secunda pars minuta (“second diminished part (of the hour)”).
From Middle French seconder, from Latin secundō (“assist, make favorable”).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Related words
Idioms
02. just a second
04. second banana
05. second childhood
06. second fiddle
07. second gear
08. second nature
09. second string
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.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL 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: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
- Frequency
- Very common
- Level
- A2 · ElementaryOxford
- Updated
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englishreference.com/q/second
「カタカナ語」 data: JMdict (EDRDG), CC BY-SA 4.0
Traducciones: Kaikki.org (Wiktionary), CC BY-SA 4.0