or·ris 
(ôrĭs, ŏr-)
(ôrĭs, ŏr-)n.
1. Any of several species of iris having a fragrant rootstock, especially Iris pallida and cultivars of the hybrid species I. ×germanica.
2. The fragrant rootstock of an orris, used chiefly in perfumes. Also called orrisroot.
[Probably alteration of Middle English yreos, from Medieval Latin, alteration of Latin īris; see IRIS.]
- electric field strength
- electric flux
- electric flux density
- electrician
- electric intensity
- electricity
- electric light
- electric moment
- electric monopole
- electric potential
- electric potential gradient
- electric ray
- electrifiable
- electrification
- electrifier
- electrify
- electrifyingly
- electro-
- electroanalysis
- electroanalytic
- electroanalytical
- electrocardiogram
- electrocardiograph
- electrocardiographic
- electrocardiographically