Home / Dictionary / sec

sec

/sɛk/
noun

  1. Second, 1/60 of a minute.

noun

  1. One-sixtieth of a minute; the SI unit of time, defined as the duration of 9,192,631,770 periods of radiation corresponding to the transition between two hyperfine levels of caesium-133 in a ground state at a temperature of absolute zero and at rest.

  2. A unit of angle equal to one-sixtieth of a minute of arc or one part in 3600 of a degree.

  3. A short, indeterminate amount of time.

    "I'll be there in a second."

Synonymssec, arcsecond, second of arc, Words used as placeholders to count seconds

Practice "sec" in context

WordNote uses spaced repetition across multiple quiz levels, from recognizing the meaning to recalling it in active practice.

Save to WordNote — it's free →

No credit card. No install required.

sec — meaning, definition & examples | WordNote | WordNote