valvate

American  

[val-veyt] / ˈvæl veɪt /

adjective

1. furnished with or opening by a valve or valves.

2. serving as or resembling a valve.

3. Botany.

   1. opening by valves, as certain capsules and anthers.

   2. meeting without overlapping, as the parts of certain buds.

   3. composed of or characterized by such parts.

---

valvate British  

/ ˈvælveɪt /

adjective

1. furnished with a valve or valves

2. functioning as or resembling a valve

3. botany

   1. having or taking place by means of valves

      valvate dehiscence

   2. (of petals or sepals in the bud) having the margins touching but not overlapping

---

Etymology

Origin of valvate

First recorded in 1820–30, valvate is from the Latin word valvātus with folding doors. See valve, -ate ¹

Example Sentences

Sepals normally 4, petal-like, valvate in the bud, or with the edges bent inward.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa

Corolla short, in our species wheel-shaped; the limb 4-parted, valvate in the bud.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa

From Uvaria the Cananga differs in its valvate petals, and from Unona in the arrangement of the seeds in two rows.

From Scientific American Supplement, No. 288, July 9, 1881 by Various

Stravadium has very minute stipules, the habit and gemmation is that of Ternstræmiaceæ, and it perhaps connects this order with Myrtaceæ; Punica from this is certainly distinct, owing præter alia to its valvate calyx. 

From Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries by Griffith, William

Calyx 5-parted, valvate in the staminate flowers, imbricate in the pistillate.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa