What does "millisecond" mean?

An SI unit of time equal to 10⁻³ seconds. Symbol: ms

What is a synonym for "millisecond"?

Common synonyms include: annum, breath, century, coup, crack, day.

Pronounced //ˈmɪlɪˌsɛkənd//.

According to one study, Amazon's sales go down by 1% for every 100-millisecond lag in its loading times.

//ˈmɪlɪˌsɛkənd// noun

noun ·Uncommon ·Advanced level

Noun

1
An SI unit of time equal to 10⁻³ seconds. Symbol: ms
"Holonyms: centisecond < decisecond < second < decasecond < minute < hectosecond < kilosecond < hour < day < week < megasecond < fortnight < month < year < gigasecond < century < kiloannum, kiloyear, millennium < terasecond < mega-annum, megayear < petasecond < giga-annum, gigayear < exasecond < zettasecond < yottasecond < ronnasecond < quettasecond"
2
one thousandth (10^-3) of a second wordnet

"According to one study, Amazon's sales go down by 1% for every 100-millisecond lag in its loading times."

From milli- + second.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.