Strong's #2244: helikia (pronounced hay-lik-ee'-ah)
 from the same as 2245; maturity (in years or size):--age, stature.
Thayer's Greek Lexicon:
 ̔́ 
 
  hēlikia 
 
 1) age, time of life
 
 1a) age, term or length of life
 1b) adult age, maturity
 1c) suitable age for anything
 1d) metaphorically of an attained state fit for a thing
 
 2) stature, i.e in height and comeliness of stature
 
  Part of Speech: noun feminine
Relation: from the same as G2245
  Citing in TDNT: 2:941, 308
 
Usage:
This word is used 8 times:
Matthew 6:27: "cubit unto his  stature?"
Luke 2:52: "increased in wisdom and  stature, and in favor with God"
Luke 12:25: "add to his  stature one cubit?"
Luke 19:3: "because he was little  of stature."
John 9:21: "know not: he  is of age; ask him: he"
John 9:23: "Therefore said his parents,  He is of age; ask him."
Ephesians 4:13: "man, unto the measure  of the stature of the fullness of Christ:"
Hebrews 11:11: "seed, and was delivered of a child  when she was past age, because she judged"