Additament

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An addition; something added. archaic

    "Whenever any menstruum or other additament is employed, together with the fire, to obtain a sulphur or a salt from a body, we may well take the freedom to examine, whether or no the menstruum do barely help to separate the principle obtained by it..."

Example

More examples

"Whenever any menstruum or other additament is employed, together with the fire, to obtain a sulphur or a salt from a body, we may well take the freedom to examine, whether or no the menstruum do barely help to separate the principle obtained by it..."

Etymology

From Latin additāmentum, from the past participle stem of addere (“to add”).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.