FromProto-Italic*-ātos, fromProto-Indo-European*-eh₂tos. A "pseudo-participle" possibly related to-tus, though similar formations in other Indo-European languages show that it was distinct from it already in Indo-European times. Compare-ītus,-ūtus.

Cognate toProto-Slavic*-atъ,Proto-Germanic*-ōdaz (English-ed(“having”)).

-ātus (feminine-āta,neuter-ātum);first/second-declension suffix

2. -ed.Used to formadjectives fromnouns indicating the possession of a thing or feature.

   ‎barba(“beard”) + ‎-ātus → ‎barbātus(“bearded, having a beard”)

   ‎caetra(“a type of short Spanish shield”) + ‎-ātus → ‎caetrātus(“armed with acaetra”)

   ‎toga(“toga”) + ‎-ātus → ‎togātus(“wearing a toga, clad in a toga”)

3. Used to formadjectives from otheradjectives, especially color names, with the sense "wearing [adjective](-colored) clothes".

   ‎albus(“white”) + ‎-ātus → ‎albātus(“clothed in white”)

   ‎āter(“black”) + ‎-ātus → ‎atrātus(“clothed in black”)

   ‎sordidus(“unclean, sordid”) + ‎-ātus → ‎sordidātus(“in dirty clothes, shabbily dressed”)

4. -like,-ate.Used to formadjectives fromnouns indicating a resemblance or likeness to the noun.

   ‎rēticulum(“small net”) + ‎-ātus → ‎rēticulātus(“reticulated, net-like”)

   ‎vir(“man”) + ‎-ātus → ‎virātus(“manly, manful”)

First/second-declension adjective.

• -āticus,-āticum
• -ātim
• -ātiō

Formed byrebracketing of action nouns in-tus, -tūs of first conjugation verbs such asmercātus (mercor +-tus), where-ā- is actually part of the stem; fromProto-Italic*-tus, fromProto-Indo-European*-tus(suffix deriving action nouns from verb roots).

-ātus m

1. Added to nouns or adjectives to form nouns denoting a rank or office, a group of officials associated with such a rank or office or a certain state.

   ‎apostolus + ‎-ātus → ‎apostolātus(“apostolate”)

   ‎triumvir + ‎-ātus → ‎triumvirātus(“triumvirate”)

   ‎reus(“guilty”) + ‎-ātus → ‎reātus(“guiltyness”)

Fourth-declension noun.

• English:-ate
• → French:-at(learned)
• → Norwegian Bokmål:-at
• Italian:-ato
• Portuguese:-ado

• Latin terms derived from Proto-Indo-European
• Latin terms derived from Proto-Italic
• Latin terms inherited from Proto-Italic
• Latin terms inherited from Proto-Indo-European
• Latin lemmas
• Latin suffixes
• Latin adjective-forming suffixes
• Latin first and second declension suffixes
• Latin noun-forming suffixes
• Latin masculine suffixes
• Latin rebracketings

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