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sustain
5 dictionary results for: Sustainable
Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This
sus·tain       [suh-steyn] Pronunciation Key
–verb (used with object)
1.to support, hold, or bear up from below; bear the weight of, as a structure.
2.to bear (a burden, charge, etc.).
3.to undergo, experience, or suffer (injury, loss, etc.); endure without giving way or yielding.
4.to keep (a person, the mind, the spirits, etc.) from giving way, as under trial or affliction.
5.to keep up or keep going, as an action or process: to sustain a conversation.
6.to supply with food, drink, and other necessities of life.
7.to provide for (an institution or the like) by furnishing means or funds.
8.to support (a cause or the like) by aid or approval.
9.to uphold as valid, just, or correct, as a claim or the person making it: The judge sustained the lawyer's objection.
10.to confirm or corroborate, as a statement: Further investigation sustained my suspicions.

[Origin: 1250–1300; ME suste(i)nen < AF sustenir, OF < L sustinére to uphold, equiv. to sus- sus- + -tinére, comb. form of tenére to hold]

sus·tain·a·ble, adjective
sus·tain·a·bil·i·ty, noun
sus·tain·ed·ly       [suh-stey-nid-lee, -steynd-] Pronunciation Key, adverb
sus·tain·ing·ly, adverb
sus·tain·ment, noun

1. carry. See support. 3. bear. 5. maintain.
American Heritage Dictionary - Cite This Source - Share This
sus·tain       (sə-stān')  Pronunciation Key 
tr.v.   sus·tained, sus·tain·ing, sus·tains
  1. To keep in existence; maintain.
  2. To supply with necessities or nourishment; provide for.
  3. To support from below; keep from falling or sinking; prop.
  4. To support the spirits, vitality, or resolution of; encourage.
  5. To bear up under; withstand: can't sustain the blistering heat.
  6. To experience or suffer: sustained a fatal injury.
  7. To affirm the validity of: The judge has sustained the prosecutor's objection.
  8. To prove or corroborate; confirm.
  9. To keep up (a joke or assumed role, for example) competently.


[Middle English sustenen, from Old French sustenir, from Latin sustinēre : sub-, from below; see sub- + tenēre, to hold; see ten- in Indo-European roots.]

sus·tain'a·bil'i·ty n., sus·tain'a·ble adj., sus·tain'er n., sus·tain'ment n.
American Heritage Dictionary - Cite This Source - Share This
sus·tain·a·ble       (sə-stā'nə-bəl)  Pronunciation Key 
adj.  
  1. Capable of being sustained.
  2. Capable of being continued with minimal long-term effect on the environment: sustainable agriculture.

sus·tain'a·bil'i·ty n.
WordNet - Cite This Source - Share This
sustainable

adjective
capable of being sustained 

Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Sustainable

Sus*tain"a*ble\, a. [Cf. F. soutenable, OF. soustenable.] Capable of being sustained or maintained; as, the action is not sustainable.

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