Obligate parasite
obligate parasite n.
An organism that cannot lead an independent nonparasitic existence.
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- Obligating
[verb ob-li-geyt; adjective ob-li-git, -geyt] /verb ˈɒb lɪˌgeɪt; adjective ˈɒb lɪ gɪt, -ˌgeɪt/ verb (used with object), obligated, obligating. 1. to bind or morally or legally: to obligate oneself to purchase a building. 2. to pledge, commit, or bind (funds, property, etc.) to meet an . adjective 3. morally or legally bound; ; constrained. 4. […]
- Obligation
[ob-li-gey-shuh n] /ˌɒb lɪˈgeɪ ʃən/ noun 1. something by which a person is bound or obliged to do certain things, and which arises out of a sense of duty or results from custom, law, etc. 2. something that is done or is to be done for such reasons: to fulfill one’s obligations. 3. a binding […]
- Obligational
[ob-li-gey-shuh-nl] /ˌɒb lɪˈgeɪ ʃə nl/ adjective 1. .
- Obligational-authority
noun 1. the necessary authority that precedes budget spending by a government agency or department, granted by Congress through appropriations.
- Obligative
[ob-li-gey-tiv] /ˈɒb lɪˌgeɪ tɪv/ adjective 1. implying or involving obligation: an obligative commitment.