[Elamur Dictionary](https://md.dictionary.elamur.ai/free/en/) · [this page in HTML](https://dictionary.elamur.ai/free/en/english/dec/)

[dictionaries](https://md.dictionary.elamur.ai/free/en/) / [English](https://md.dictionary.elamur.ai/free/en/english/) / [D](https://md.dictionary.elamur.ai/free/en/english/d/) / dec

# dec

abbreviation (dec, Dec, dec.)

«dec» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

1. Short for December, the twelfth and last month of the year (Dec). [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#m1)
2. (maths) Short for decimal (as in «2 dec. places»). [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#m2)
3. Short for decrease, or for decreased/deceased in lists and records (dec. = deceased in family records). [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#m3)
4. A fragment of longer words beginning dec-, such as decide or decorate. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#m4)

### In the lessons

In everyday life: calendars and forms write months short (Dec). In maths and science: «round to 2 d.p.» or «2 dec. places». In records: «dec.» next to a name means the person has died. It is not a word on its own in speech.

### Examples

- Write Dec as short for December. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#x1)
- Round your answer to 2 dec. places. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#x2)
- The bill said «Dec» at the top. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#x3)
- In the family tree, «dec.» means deceased. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#x4)
- The graph label «dec» meant decrease. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#x5)
- Christmas falls in Dec. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/#x6)

### Note

Not a full word; say the full word aloud. Capital D for the month (Dec), usually lower case for maths (dp or dec. pl.). Check the context to know which word is meant.

## On Mova

- [Trees and pragmatics of «dec» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/dec/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«dec» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/dec.html) on Mova free.