ar.
Speech parts
1. ar. - Noun
2. Ar. - Proper noun
Meaning
Ar.
Abbreviation of Arabic.
ar. (uncountable)
(heraldry) Abbreviation of argent.
Examples
The earliest fossils argued by some to belong to the human lineage are Sahelanthropus tchadensis (7 Ma) and Orrorin tugenensis (6 Ma), followed by Ardipithecus (5.5–4.4 Ma), with species Ar. kadabba and Ar. ramidus.