Strong's #649: apostello (pronounced ap-os-tel'-lo)
 from 575 and 4724; set apart, i.e. (by implication) to send out (properly, on a mission) literally or figuratively:--put in, send (away, forth, out), set (at liberty).
Thayer's Greek Lexicon:
 ̓́ 
 
  apostellō 
 
 1) to order (one) to go to a place appointed
 2) to send away, dismiss
 
 2a) to allow one to depart, that he may be in a state of liberty
 2b) to order one to depart, send off
 2c) to drive away
 
  Part of Speech: verb
Relation: from G575 and G4724
  Citing in TDNT: 1:398, 67
 
Usage:
This word is used 136 times:
Matthew 2:16: "wise men, was exceeding wroth, and  sent forth, and slew all"
Matthew 10:5: "These twelve Jesus  sent forth, and commanded them, saying, Go"
Matthew 10:16: "Behold, I  send you forth as sheep in the midst"
Matthew 10:40: "he that receiveth me receiveth  him that sent me."
Matthew 11:10: "it is written, Behold, I  send my messenger before thy"
Matthew 13:41: "The Son of man  shall send forth his angels, and they shall gather"
Matthew 14:35: "place had knowledge of him,  they sent out into all that country round about,"
Matthew 15:24: "answered and said, I am not  sent but unto the lost sheep"
Matthew 20:2: "for a penny a day,  he sent them into his vineyard."
Matthew 21:1: "mount of Olives, then  sent Jesus two disciples,"
Matthew 21:3: "of them; and straightway  he will send them."
Matthew 21:34: "of the fruit drew near,  he sent his servants to the"
Matthew 21:36: "Again,  he sent other servants more than the first: and"
Matthew 21:37: "But last  of all he sent unto them his son, saying,"
Matthew 22:3: "And  sent forth his servants to call them that were bidden to the"
Matthew 22:4: "Again,  he sent forth other servants, saying, Tell them which are bidden, Behold,"
Matthew 22:16: "And  they sent out unto him their disciples with the Herodians,"
Matthew 23:34: "Wherefore, behold, I  send unto you prophets,"
Matthew 23:37: "prophets, and stonest  them which are sent unto thee, how often would"
Matthew 24:31: "And  he shall send his angels with a great sound of a trumpet,"
Matthew 27:19: "judgment seat, his wife  sent unto him, saying, Have thou nothing to do"
Mark 1:2: "prophets, Behold, I  send my messenger before thy"
Mark 3:14: "him, and that  he might send them forth to preach,"
Mark 3:31: "and, standing without,  sent unto him, calling him."
Mark 4:29: "fruit is brought forth, immediately  he putteth in the sickle, because the"
Mark 5:10: "much that he would not  send them away out of the country."
Mark 6:7: "twelve, and began  to send them forth by two and two; and"
Mark 6:17: "For Herod himself  had sent forth and laid hold upon John, and"
Mark 6:27: "immediately the king  sent an executioner, and commanded his head"
Mark 8:26: "And  he sent him away to his house, saying, Neither"
Mark 9:37: "me, receiveth not me, but  him that sent me."
Mark 11:1: "the mount of Olives,  he sendeth forth two of his disciples,"
Mark 11:3: "of him; and straightway  he will send him hither."
Mark 12:2: "And at the season  he sent to the husbandmen a servant,"
Mark 12:3: "him, and beat him, and  sent him away empty."
Mark 12:4: "And again  he sent unto them another servant; and at him"
Mark 12:4: "they cast stones, and wounded him in the head, and  sent him away shamefully handled."
Mark 12:5: "And again  he sent another; and him they killed, and many"
Mark 12:6: "son, his well-beloved,  he sent him also last unto"
Mark 12:13: "And  they send unto him certain of the Pharisees and"
Mark 13:27: "And then  shall he send his angels, and shall gather together his"
Mark 14:13: "And  he sendeth forth two of his disciples, and saith unto them,"
Luke 1:19: "in the presence of God; and  am sent to speak unto thee, and"
Luke 1:26: "the angel Gabriel  was sent from God unto a city"
Luke 4:18: "he hath anointed me to preach the gospel to the poor;  he hath sent me to heal the"
Luke 4:18: "deliverance to the captives, and recovering of sight to the blind,  to set at liberty"
Luke 4:43: "also: for therefore  am I sent."
Luke 7:3: "when he heard of Jesus,  he sent unto him the elders of the"
Luke 7:20: "they said, John Baptist  hath sent us unto thee, saying,"
Luke 7:27: "it is written, Behold, I  send my messenger before thy"