Where does “alpha-lactam” come from?

alpha-lactam (English) comes from English lactam, from English lactone, from English -one, from English ketone, from German Keton, from German Aketon, from French acétone, from Latin acētum — Forms adjectives from nouns, indicating the possession of a thing or a quality.

alpha-lactam (English): A lactam having a three-membered ring structure

Definitions

  1. A lactam having a three-membered ring structure

Ancestry of “alpha-lactam”, step by step

alpha-lactam traces back through two separate lines of ancestry.

via English lactam

StepLanguageWordMeaning
1EnglishlactamAny of a class of cyclic amides that are the...
2EnglishlactoneA cyclic intramolecular ester derived from a...
3English-onea ketone; any similar compound containing a...
4EnglishketoneA homologous series of organic molecules whose...
5GermanKetonketone
6GermanAketonacetone
7Frenchacétoneacetone
8Latinacētumvinegar
9French-ateate
10Latin-ātused
11Proto-Italic-ātos
12Proto-Indo-European-éh₂tosForms adjectives from nouns, indicating the possession of a thing or a quality

via English alpha

StepLanguageWordMeaning
1EnglishalphaThe name of the first letter of the Greek...
2Ancient Greekἄλφαalpha, the name for the first letter Α, α of the...
3Phoenician𐤀𐤋𐤐thousand; bull, ox, head of cattle
4Proto-Semitic*ʔalp-thousand
Every word from Proto-Indo-European -éh₂tos
alpha-lactam — Etymology, Origin & Word History | Etymology Explorer