noun · verb · 8 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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UK:/lɒks/
US:/lɑks/
US:Recorded audio is listed in the source snapshot.
homophone: locks
CMU ARPABET:L AA1 K S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 2:L AH1 K S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
Salmon that is cured in brine and then smoked at a low temperature so that the flesh remains uncooked.
Definition source: English Wiktionary via Wiktextract
Usage: US, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: cold-smoked salmon
Antonyms: none provided
2
noun
Meaning 2
Acronym of liquid oxygen, molecular oxygen in liquid form.
Definition source: English Wiktionary via Wiktextract
Usage: abbreviation, acronym, alt-of, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: LO2, O2, loxygen
Antonyms: none provided
3
noun
Meaning 3
Alternative letter-case form of lox (“liquid oxygen”).
Definition source: English Wiktionary via Wiktextract
Usage: alt-of
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
Acronym of lipoxygenase.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
verb
Meaning 6
To supply with liquid oxygen.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
7
noun
Meaning 7
brine-cured salmon that is lightly smoked
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: smoked salmon
Narrower terms: Scandinavian lox, Nova Scotia lox, Nova lox, Nova Scotia salmon, Nova salmon, Nova style salmon
8
noun
Meaning 8
a bluish translucent magnetic liquid obtained by compressing gaseous oxygen and then cooling it below its boiling point; used as an oxidizer in rocket propellants
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: liquid oxygen
Antonyms: none provided
Broader terms: oxygen, O, atomic number 8
History
Etymology
Borrowed from Yiddish לאַקס (laks, “salmon”). Doublet of lax.
Abbreviation of liquid oxygen.
Abbreviation
Across languages
Translations
10 source translations are retained for this English entry.
Bulgarian:
студено пушена сьомга
(studeno pušena sjomga)
— type of smoked salmon
Finnish:
kylmäsavulohi
— type of smoked salmon
French:
saumon fumé
— type of smoked salmon
German:
geräucherter Lachs
— type of smoked salmon
German:
Räucherlachs
— type of smoked salmon
Hebrew:
לַקְס
(láks)
— type of smoked salmon
Hebrew:
אִלְתִּית מְעֻשֶּׁנֶת
(iltít m'ushénet)
— type of smoked salmon