theco-, thec-, the-, theca-, theci-, -thecial, -thecae, -thecas, -thecium, -theca, -thec, -thecal, -thecial, -thecae, -thecas, -thecs, -tecs
(Greek > Latin: case, capsule, sheath, container, receptacle [also: a placing, a setting, a putting]; "a place where" something is kept)
2. Etymology: from Late Latin hypotheca, "deposit"; from Greek hupotheke, "a deposit, a pledge, a mortgage".
2. Within a sheath, for example, cerebrospinal fluid that is contained within the dura mater. It also refers to drugs administered into the cerebrospinal fluid bathing the spinal cord and brain.
3. Within either the subarachnoid or the subdural space.
An intrathecal injection (often simply called "intrathecal") refers to an injection into the spinal canal (intrathecal space surrounding the spinal cord), as in a spinal anaesthesia or in chemotherapy. This route is also used for some infections, particularly post-neurosurgical infections.
A gravid (pregnant) female praying mantis will produce a large foam mass, called an ootheca. This ootheca can contain up to 300 eggs, all protected in the foam sack. These oothecae can take up to five months to hatch, some species hatching in shorter intervals. Hatching can take up to five weeks for all of the nymphs to fully emerge.
2. In some kinds of fungus, a flask-shaped fruiting body that contains spores.