First-line

Synonyms for "first-line"

Ranked by relevance and common usage.

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

1 relation types

Related terms

1 entries

Sample sentences

5 total sentences available.

Tatoeba + Wiktionary

Penicillin is a first-line treatment for bacterial infections, but doesn't work against viruses.

Source: tatoeba (8997439)

XDR-TB does not respond to two first-line drugs commonly used to treat TB, and it is resistant to at least two second-line drugs. Without treatment, the condition is fatal.

Source: tatoeba (12257453)

The embankment was the first-line defense against the flood.

Source: wiktionary

first-line manager

Source: wiktionary

Showing 4 of 5 available sentences.

More for "first-line"

MeaningAntonymsSentencesWord Type

Keep exploring

Compare antonymsUse in sentencesRead the blog

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