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hydroxyl

noun

Etymology

Etymology tree Proto-Indo-European *wed- Proto-Indo-European *-r̥ Proto-Indo-European *wódr̥ Proto-Hellenic *údōr Ancient Greek ῡ̆̔́δωρ (hū̆́dōr) Ancient Greek ὑδρο- (hudro-)lbor. French hydro- Proto-Indo-European *ǵenh₁- Proto-Indo-European *-os Proto-Indo-European *ǵénh₁os Proto-Hellenic *génos Ancient Greek γένος (génos) Proto-Indo-European *-os Proto-Indo-European *-ēs Ancient Greek -ης (-ēs) Ancient Greek -γενής (-genḗs)lbor. French -gène French hydrogènebor. English hydrogen Proto-Indo-European *h₂eḱ-der.? Ancient Greek ὀξύς (oxús) ▲ Ancient Greek γένος (génos) French oxygènebor. English oxygen Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. Frenchder. English -yl blend English hydroxyl From a blend of hydrogen + oxygen + -yl.

  1. derived from ὀξύς — “sharp”
  2. borrowed from oxygène
  3. formed as hydroxyl — “hydrogen + oxygen + -yl”

Definitions

  1. A univalent radical or functional group (–OH) in organic chemistry

    A univalent radical or functional group (–OH) in organic chemistry; present in alcohols, phenols, carboxylic acids and certain other classes of compounds.

The neighborhood

Vish — recursive loop

A definitional loop anchored at hydroxyl. Each word in the ring is defined by the next; follow the chain far enough and it folds back on itself. Scroll to it and watch.

01hydroxyl02functional03serving04drink05alcoholic06alcohol

A definitional loop anchored at hydroxyl. Each word in the ring appears in the definition of the next; follow the chain far enough and it folds back on itself.

6 hops · closes at hydroxyl

curated · pre-corpus. live cycle detection across the full graph is the next major milestone.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA