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Definitions

second

[sek-uhnd] / ˈsɛk ənd /
ADJECTIVE
next; subordinate
Synonyms
STRONG
alternative double duplicate extra following further inferior lower place repeated reproduction runner-up secondary succeeding supporting twin
WEAK
additional another lesser next in order other subsequent unimportant
Antonyms
STRONG
first-class first-rate important superior
NOUN
shortest interval of time
Synonyms
STRONGEST
moment
STRONG
flash instant jiffy sec shake twinkling wink
WEAK
bat of an eye nothing flat split second
NOUN
support; duplicate
Synonyms
STRONGEST
double runner-up
STRONG
assistant backer exponent helper placer proponent reproduction supporter twin
Antonyms
STRONG
opponent
VERB
support, advance a suggestion
Synonyms
STRONGEST
assist
STRONG
aid approve back encourage endorse forward further promote uphold
WEAK
back up give moral support go along with stand by
Antonyms
STRONG
block cease disapprove discourage dissuade halt hinder hurt impede obstruct oppose protest reject stop
WEAK
move

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“The U.S. and Iran are reportedly in discussions about a second round of face-to-face talks for a longer-term ceasefire and before the two-week ceasefire expires next week on 21 April,” they added.

From The Wall Street Journal • Apr. 14, 2026

"Everything that was coming up for sale at that point was being sold as a second home," Julia explained.

From BBC • Apr. 13, 2026

She gave thanks and recognition to the Mexican community and followed with her second duet of the night: the mariachi-assisted reggaeton kiss-off track, “Mamiii,” with L.A.’s homegrown diva Becky G.

From Los Angeles Times • Apr. 13, 2026

Gonzales was the second member of the House of Representatives to announce his resignation on Monday.

From Salon • Apr. 13, 2026

Now that I’ve shaved a tenth of a second off my time, I’m working on the next tenth.

From "Red Flags and Butterflies" by Sheryl Azzam

Vocabulary lists containing second

Measurement and Data

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