English
tagma
Tagma comes from Ancient Greek τάγμα ‘something which has been ordered or arranged’, and goes back to Proto-Indo-European *teh₂g- ‘to touch’.
- Proto-Indo-Europeanc. 4500–2500 BCE*teh₂g-‘to touch’reconstructed
- Proto-Hellenicc. 2200–1600 BCE*tat͏̌t͏̌ōreconstructed
- Ancient Greekc. 800–300 BCEτάσσωtássō‘to arrange, put in order’
- Ancient Greek, derivedc. 800–300 BCEτάγμαtágma‘something which has been ordered or arranged’
- Englishearliest quotation 1910tagma
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*teh₂g-‘to touch’reconstructed
- Proto-Hellenicc. 2200–1600 BCE*tat͏̌t͏̌ōreconstructed
- Ancient Greekc. 800–300 BCEτάσσωtássō‘to arrange, put in order’
- Ancient Greek, derivedc. 800–300 BCEτάγμαtágma‘something which has been ordered or arranged’
- Englishearliest quotation 1910tagma
Earliest quotation: 1910, Leland Griggs. Early Stages in the Devel: “This group of four neuromeres constituting the procephalic lobes…”
Linked words
through Proto-Indo-European *teh₂g- ‘to touch’
contact, taste, integrity, integrate, contingent, tangible, attain, tame, contiguous, tangent, taxonomy, tactile, tact, talon, contaminate, contagion, talus, thwack, 28 more
through Proto-Hellenic *tat͏̌t͏̌ō
through Ancient Greek τάσσω ‘to arrange, put in order’
through Ancient Greek τάγμα ‘something which has been ordered or arranged’
Today it means
noun A specialized, structured, grouping of functionally related segments, or analogous subunits, into units such as the head, the thorax, and the abdomen, particularly in various Arthropoda and Vertebrata.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *teh₂g- / tagma