name, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Initialism of piperonylbutoxide. abbreviation, alt-of, countable, initialism, uncountable
2. 2
   Initialism of polybenzobisoxazole. abbreviation, alt-of, countable, initialism, uncountable
3. 3
   Initialism of Parliamentary Budget Officer. Canada, abbreviation, alt-of, countable, initialism, uncountable
4. 4
   Initialism of public benefit organization. abbreviation, alt-of, countable, initialism, uncountable
5. 5
   Initialism of paperback original. abbreviation, alt-of, countable, initialism, uncountable

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6. 6
   Initialism of pension benefit obligation. abbreviation, alt-of, countable, initialism, uncountable

Proper Noun

1. 1
   Initialism of Pinoy Box Office. Philippines, abbreviation, alt-of, initialism

Synonyms

All synonyms

piperonyl butoxidepiperonylbutoxide

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