adv, noun, prep_phrase ·Rare ·Advanced level

Definitions

Noun

1. 1
   Initialism of pulse code modulation (“the system of encoding sound on a telephone for use in the PSTN, using a compander”). abbreviation, alt-of, countable, initialism, uncountable
2. 2
   Initialism of per cent mille. abbreviation, alt-of, initialism

   "1000 pcm = 1%"

3. 3
   Initialism of phase change memory, a type of non-volatile computer memory. abbreviation, alt-of, countable, initialism, uncountable
4. 4
   Initialism of phase-change material (“the type of material that phase change memory is composed of, capable of applications in switching”). abbreviation, alt-of, countable, initialism, uncountable
5. 5
   Initialism of power control module. abbreviation, alt-of, countable, initialism, uncountable

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6. 6
   Initialism of powertrain control module. abbreviation, alt-of, countable, initialism, uncountable

Adverb

1. 1
   Initialism of per calendar month. abbreviation, alt-of, initialism

   "Rent £500 pcm."

Prep_phrase

1. 1
   Initialism of per calendar month: used in lease arrangements, stating that costs are to be paid on a fixed date every month. abbreviation, alt-of, initialism

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