Where does “ink sac” come from?

ink sac (English) comes from English sac, from English sacrifice, from Middle English sacrifice, from Old French sacrifise, from Latin sacrificium, from Latin sacrificus, from Latin sacrificō, from Latin faciō.

ink sac (English): A muscular bag found in certain cephalopods used to generate ink

Definitions

  1. A muscular bag found in certain cephalopods used to generate ink

Ancestry of “ink sac”, step by step

ink sac traces back through two separate lines of ancestry.

via English sac

StepLanguageWordMeaning
1EnglishsacA bag or pouch inside a plant or animal that...
2EnglishsacrificeTo offer as a gift to a deity; To give away to...
3Middle Englishsacrificea sacrifice
4Old Frenchsacrifisesacrifice
5LatinsacrificiumSomething made sacred or given to a deity,...
6LatinsacrificusOf or pertaining to sacrificing, sacrificial;...
7Latinsacrificōto sacrifice (something)
8Latinfaciōto do
9Latin-toriumnominative neuter singular of -tōrius; accusative...
10Latin-tōriusory
11Latin-tor-er
12Proto-Italic-tōrForms agent nouns to verb stems
13Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
14Proto-Indo-European-tor-s

via English ink

StepLanguageWordMeaning
1EnglishinkA pigment -based fluid used for writing, printing...
2Middle Englishynkeink
3Old Frenchenqueink
4Latinencaustumthe purple-red ink used by the later Roman...
5Latinencaustusburned in, encaustic; the encaustic mode of...
6Ancient Greekἔγκαυστοςburned in
7Ancient Greekἐν-in, within; on
8Ancient Greekἐνin, on, at; among; in, at, or during the time of
9Ancient Greekδέρμαskin, hide
10Ancient Greekγλυφήcarving, carved work; hole cut
11Ancient Greek-ῐ́ᾱ{{l|en|-ia}}; "suffix forming abstract feminine...
12Proto-Indo-European-íh₂
13Proto-Indo-European-h₂Creates collective nouns, which refer to groups...
Every word from Proto-Indo-European -tor-s
ink sac — Etymology, Origin & Word History | Etymology Explorer