What's the difference between cortile and tortile?

Cortile

Definition:

(n.) An open internal courtyard inclosed by the walls of a large dwelling house or other large and stately building.

Example Sentences:

(1) Hugging the other side of the Dora Riparia river in Vanchiglia is Foster + Partners ’ curvaceous new Campus Luigi Einaudi, while to the west in Borgo Dora is performance venue Cortile del Maglio and writing school Scuola Holden .

Definition:

Example Sentences:

(1) Bioactivity-guided fractionation of the CCl4 partition fraction from Sargassum tortile, exhibiting the most prominent activity, afforded dihydroxysargaquinone (1) and sargatriol (2) previously isolated from this alga.
(2) An acyclic diterpene alcohol, crinitol [1], was identified in a marine brown alga, Sargassum tortile, as the principal antibacterial agent against Gram-positive bacteria, among which Propionibacterium acnes was most sensitive and, Staphylococcus aureus was least.