ox·a·lis 
(ŏksə-lĭs, ŏk-sălĭs)
(ŏksə-lĭs, ŏk-sălĭs)n.
Any of numerous plants of the genus Oxalis, having cloverlike compound leaves usually with three leaflets and five-petaled, variously colored flowers. Also called sorrel, wood sorrel.
[Latin oxalis, wood sorrel, from Greek, from oxus, sour; see ak- in the Appendix of Indo-European roots.]
oxaliswindowbox wood sorrelOxalis rubra
- antigene
- antigenic
- antigenically
- antigenicity
- Antigone
- antigravity
- Antigua and Barbuda
- Antiguan
- antihelium
- antihemophilic factor
- antihero
- antiheroic
- antiheroine
- antiheroism
- antihistamine
- antihistaminic
- antihydrogen
- antihypertensive
- anti-infective
- registry
- regius professor
- reglet
- regnal
- regnant
- regolith