proto-

• prot- (chemistry)
• Proto- (proper names of protolanguages and their associated people)

Learned borrowing from Ancient Greek πρωτο- (prōto-), combination form of πρῶτος (prôtos, “first”), superlative of πρό (pró, “before”).

• (UK) IPA^(key): /ˈpɹəʊ.təʊ/
• (US) IPA^(key): /pɹoʊ.toʊ/, [pɹoʊ.ɾoʊ]

proto-

1. An early, primitive stage of development.

   protophysics, protometal, protoword

   • 2022 November 6, Emma Garland, “Aaron Carter was the millennium’s bubblegum bad boy – and the victim of a rapacious music industry”, in The Guardian‎, →ISSN:

     In many ways, both good and bad, he was a proto-Justin Bieber—a teenage dream to be bought and sold, with what would turn out to be very little regard for his own humanity.

2. Original, older.

   protograph, protolacteal, prototype, protoplasm

3. (ordinal) First in order; which stage is first.

   protogynous, protandrous

4. Primary.

   protoderm, protocneme

5. (linguistics, genetics) Most recent common ancestor (often hypothetical) of.

   All Indo-European languages from Albanian to Zazaki are descended from Proto-Indo-European.

6. (inorganic chemistry) A minimal proportion of a particular substance when in a combination. See protosalt.

   protoxide, protosulfide, protiodide

7. (chemistry) Relating to protons and/or positive charge.

   protophilic, protolysis

8. (anatomy) Anterior.

   prototroch, protoconid, protoconule

• (primitive): atelo-
• (original): ur-
• (first stage): eka-
• (primary): arch-, archi-, archo-
• (common ancestor): cen-
• (minimal): meio-
• (anterior): antero-

• deutero-, deuter-
• trito-, trit-
• tetarto-, tetart-
• eteo- (linguistics)

• protocarbonate
• protosymbol
• protosymbolic
• protosymbolism

• Porto, Topor, Troop, porto, porto-, proot, troop, tropo, tropo-

From Ancient Greek πρῶτος (prôtos).

proto-

1. proto-

From Ancient Greek πρωτο- (prōto-), combining form of πρῶτος (prôtos, “first”), superlative of πρό (pró, “before”).

proto-

1. proto-

• Also prot- before a vowel.

• -tropo, porto, portò, potrò, tropo

From Ancient Greek πρωτο- (prōto-), combining form of πρῶτος (prôtos, “first”), superlative of πρό (pró, “before”).

proto-

1. proto- (initial, first, original)

• Also prot- before a vowel

Derived from Ancient Greek πρωτο- (prōto-).

• IPA^(key): /ˈprɔ.tɔ/

• Audio

  (file)

• Rhymes: -ɔtɔ
• Syllabification: pro‧to

proto-

1. (chemistry) proto-

   ‎proto- + ‎-liza → ‎protoliza

• pra-

• proto- in Polish dictionaries at PWN

From Ancient Greek πρωτο- (prōto-), combining form of πρῶτος (prôtos) "first", superlative of πρό (pró) "before".

proto-

1. proto-

From Ancient Greek πρωτο- (prōto-), combining form of πρῶτος (prôtos) "first", superlative of πρό (pró) "before".

proto-

1. proto-

Borrowed from Ancient Greek πρωτο- (prōto-), combining form of πρῶτος (prôtos, “first”), superlative of πρό (pró, “before”).

proto-

1. proto-

• “proto-”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014