teg-, tecto-, tect-

(Latin: to cover)

Closely related to Greek stego-, steg-, "cover, covering".

autoprotection
The ability of the body to defend its tissues by producing autoantitoxins.
cryoprotectant
Substance that is used to protect from the effects of freezing, largely by preventing large ice crystals from forming. The two commonly used for freezing cells are DMSO (dimethyl sulfoxide) or glycerol.
cryoprotective, cryroprotection
Capable of protecting against injury due to freezing, as glycerol protects frozen red blood cells.
detect
detectable (adjective), more detectable, most detectable
detecter
detection
detective
integument
1. An outer protective covering; such as, the feathers or skin of an animal, a shell, or a rind (hard, tough outer layer, particularly on food; such as, fruit, cheese, etc.).
2. The outer layer of an ovule of a plant which develops into the seed coat.
3. Something which covers or encloses; especially, an enveloping layer (as a skin, membrane, or cuticle) of an organism or one of its parts.
integumentary
piezoelectric detector
An instrument used to measure seismic activity; made up of a stack of piezoelectric crystals with intervening metal foils that collect charges produced on the crystal faces when the crystals are strained by pressure from an inertial mass mounted above the stack.
protect, protects; protected, protecting (verbs)
1. To keep from being damaged, attacked, stolen, or injured; to guard: "Often protect is used in the sense of protecting something, like a valued item or a person; however, people can also protect against something; for example, a flu shot can protect against the flu virus."

2. Etymology: attested in English since 1530, from Latin protectus, "covered, protected", past participle of protegere, "to cover the front, protect" from pro-, "in front" + tegere, "to cover".

When anyone protects something, he or she is covering it or shielding it from harm.

protection
protective
protectively