Strong's #2048: eremos (pronounced er'-ay-mos)
 of uncertain affinity; lonesome, i.e. (by implication) waste (usually as a noun, 5561 being implied):--desert, desolate, solitary, wilderness.
Thayer's Greek Lexicon:
 ̓́ 
 
  erēmos 
 
 1) solitary, lonely, desolate, uninhabited
 
 1a) used of places
 
 1a1) a desert, wilderness
 1a2) deserted places, lonely regions
 1a3) an uncultivated region fit for pasturage
 
 1b) used of persons
 
 1b1) deserted by others
 1b2) deprived of the aid and protection of others, especially of friends, acquaintances, kindred
 1b3) bereft
 
 1b3a) of a flock deserted by the shepherd
 1b3b) of a woman neglected by her husband, from whom the husband withholds himself
 
  Part of Speech: adjective
Relation: of uncertain affinity
  Citing in TDNT: 2:657, 255
 
Usage:
This word is used 51 times:
Matthew 3:1: "preaching in the  wilderness of Judea,"
Matthew 3:3: "of one crying in the  wilderness, Prepare ye the way of the Lord,"
Matthew 4:1: "spirit into the  wilderness to be tempted of the devil."
Matthew 11:7: "went ye out into the  wilderness to see? A reed shaken with"
Matthew 14:13: "by ship into  a desert place apart: and"
Matthew 14:15: "to him, saying, This is  a desert place, and the time"
Matthew 23:38: "house is left unto you  desolate."
Matthew 24:26: "he is in the  desert; go not forth: behold, he is in"
Mark 1:3: "of one crying in the  wilderness, Prepare ye the way of the Lord,"
Mark 1:4: "baptize in the  wilderness, and preach the baptism of repentance"
Mark 1:12: "him into the  wilderness."
Mark 1:13: "there in the  wilderness forty days, tempted of"
Mark 1:35: "he went out, and departed into  a solitary place, and there prayed."
Mark 1:45: "was without in  desert places: and they came to"
Mark 6:31: "yourselves apart into  a desert place, and rest"
Mark 6:32: "And they departed into  a desert place by ship privately."
Mark 6:35: "his disciples came unto him, and said, This is  a desert place,"
Luke 1:80: "was in the  deserts till the day of his showing"
Luke 3:2: "son of Zacharias in the  wilderness."
Luke 3:4: "of one crying in the  wilderness, Prepare ye the way of the Lord,"
Luke 4:1: "Spirit into the  wilderness,"
Luke 4:42: "he departed and went into  a desert place: and the people"
Luke 5:16: "withdrew himself into the  wilderness, and prayed."
Luke 7:24: "went ye out into the  wilderness for to see? A reed shaken with"
Luke 8:29: "the devil into the  wilderness.)"
Luke 9:10: "and went aside privately into  a desert place belonging to the city called"
Luke 9:12: "victuals: for we are here in  a desert place."
Luke 13:35: "house is left unto you  desolate: and verily I say unto you,"
Luke 15:4: "ninety and nine in the  wilderness, and go after that which is lost,"
John 1:23: "of one crying in the  wilderness, Make straight the way of the Lord,"
John 3:14: "serpent in the  wilderness, even so must the Son"
John 6:31: "manna in the  desert; as it is written, He gave"
John 6:49: "manna in the  wilderness, and are dead."
John 11:54: "a country near to the  wilderness, into a city called Ephraim,"
Acts 1:20: "Let his habitation be  desolate, and let no man dwell"
Acts 7:30: "to him in the  wilderness of mount Sinai an angel of the Lord"
Acts 7:36: "sea, and in the  wilderness forty years."
Acts 7:38: "church in the  wilderness with the angel which spake"
Acts 7:42: "of Israel, have ye offered to me slain beasts"
Acts 7:42: "of Israel, have ye offered to me slain beasts"
Acts 7:44: "of witness in the  wilderness, as he had appointed, speaking unto Moses, that he should make"
Acts 8:26: "Gaza, which is  desert."
Acts 13:18: "suffered he their manners in the  wilderness."
Acts 21:38: "leddest out into the  wilderness four thousand men that were murderers?"
1 Corinthians 10:5: "for they were overthrown in the  wilderness."
Galatians 4:27: "not; for the  desolate hath many more children"
Hebrews 3:8: "of temptation in the  wilderness:"
Hebrews 3:17: "fell in the  wilderness?"
Revelation 12:6: "fled into the  wilderness, where she hath a place prepared"
Revelation 12:14: "she might fly into the  wilderness, into her place, where"