lamina

[ lam-uh-nuh ]

noun

, plural lam·i·nae [lam, -, uh, -nee], lam·i·nas.

1. a thin plate, scale, or layer.
2. a layer or coat lying over another, as the plates of minerals or bones.
3. Botany. the blade or expanded portion of a leaf.
4. Geology. a layer of sediment or sedimentary rock only a small fraction of an inch (less than a centimeter) in thickness.

lamina

/ -ˌnəʊz; ˈlæmɪˌnəʊs; ˈlæmɪnə /

noun

1. a thin plate or layer, esp of bone or mineral
2. botany the flat blade of a leaf, petal, or thallus

lamina

/ lăm′ə-nə /

, Plural laminae lăm′ə-nē′

1. The expanded area of a leaf or petal; a blade.
2. See more at leaf
3. A thin layer of bone, membrane, or other tissue.
4. The thinnest recognizable layer of sediment, differing from other layers in color, composition, or particle size. Laminae are usually less than 1 cm (0.39 inches) thick.

Derived Forms

• ˈlaminar, adjective

Word History and Origins

Origin of lamina¹

From Latin, dating back to 1650–60; lame ²

Word History and Origins

Origin of lamina¹

C17: New Latin, from Latin: thin plate

Example Sentences

This usually happens in a part of our gut called the lamina propria.

From Science Daily

Donnarumma was at fault for the opening goal when he fisted Lamina’s cross down the middle of the penalty area and was then stranded when Raphinha shot first time.

From Seattle Times

The impact fractured the C5 lamina in Cogliano’s cervical spine.

From Seattle Times

“Pero cuando creces con pisos de tierra y techos de lámina, eso te motiva a aspirar a más”, continuó.

From Los Angeles Times

The hit on Cogliano, 35, who returned for the third period of Friday’s contest and wasn’t diagnosed with the fractured C5 lamina in his cervical spine until after returning to Denver on Saturday, has become a major subplot to a series that plays a decisive Game 7 on Sunday night.

From Seattle Times