Patio and Solar trap

Patio noun - An open space wholly or partly enclosed (as by buildings or walls).

Solar trap and patio are semantically related. In some cases you can replace phrase "Solar trap" with "Patio", this terms are similar.

Solar trap noun - A terrace or garden oriented to take advantage of the sun while protected from cold winds.

Patio and solar trap are semantically related. You can use "Patio" instead a noun phrase "Solar trap".