Elusive

[ih-loo-siv] /ɪˈlu sɪv/

adjective
1.
or failing to allow for or accommodate a clear perception or complete mental grasp; hard to express or define:
an elusive concept.
2.
cleverly or skillfully evasive:
a fish too elusive to catch.
3.
difficult to find:
hoping that elusive donors will finally contribute.
/ɪˈluːsɪv/
adjective
1.
difficult to catch: an elusive thief
2.
preferring or living in solitude and anonymity
3.
difficult to remember: an elusive thought
adj.

1719, from Latin elus-, past participle stem of eludere (see elude) + -ive. Related: Elusiveness.

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Elusively
[ih-loo-siv] /ɪˈlu sɪv/ adjective 1. or failing to allow for or accommodate a clear perception or complete mental grasp; hard to express or define: an elusive concept. 2. cleverly or skillfully evasive: a fish too elusive to catch. 3. difficult to find: hoping that elusive donors will finally contribute. /ɪˈluːsɪv/ adjective 1. difficult to catch: […]
Elusiveness
[ih-loo-siv] /ɪˈlu sɪv/ adjective 1. or failing to allow for or accommodate a clear perception or complete mental grasp; hard to express or define: an elusive concept. 2. cleverly or skillfully evasive: a fish too elusive to catch. 3. difficult to find: hoping that elusive donors will finally contribute. /ɪˈluːsɪv/ adjective 1. difficult to catch: […]
Elusory
[ih-loo-siv] /ɪˈlu sɪv/ adjective 1. or failing to allow for or accommodate a clear perception or complete mental grasp; hard to express or define: an elusive concept. 2. cleverly or skillfully evasive: a fish too elusive to catch. 3. difficult to find: hoping that elusive donors will finally contribute. /ɪˈluːsərɪ/ adjective 1. avoiding the issue; […]

Elute
[ee-loot, ih-loot] /iˈlut, ɪˈlut/ verb (used with object), eluted, eluting. Physical Chemistry. 1. to remove by dissolving, as absorbed material from an adsorbent. /iːˈluːt; ɪˈluːt/ verb 1. (transitive) to wash out (a substance) by the action of a solvent, as in chromatography
Elution
[ee-loot, ih-loot] /iˈlut, ɪˈlut/ verb (used with object), eluted, eluting. Physical Chemistry. 1. to remove by dissolving, as absorbed material from an adsorbent. /iːˈluːt; ɪˈluːt/ verb 1. (transitive) to wash out (a substance) by the action of a solvent, as in chromatography n. “washing, purification,” 1610s, from Latin elutionem (nominative elutio) “a washing out,” noun […]