From WordNet (r) 2.0 (August 2003) [wn]:
halfway
adj 1: equally distant from the extremes [syn: {center(a)},
{middle(a)}, midway]
2: at a point midway between two extremes; "at the halfway
mark"
3: including only half or a portion; "halfway measures"
adv : at half the distance; at the middle; "he was halfway down
the ladder when he fell" [syn: midway]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Halfway \Half"way`\ (h[aum]f"w[=a]`), adv.
In the middle; at half the distance; imperfectly; partially;
as, he halfway yielded.
[1913 Webster]
Temples proud to meet their gods halfway. --Young.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Halfway \Half"way`\, a.
Equally distant from the extremes; situated at an
intermediate point; midway; as, at the halfway mark. [WordNet
sense 1]
Syn: center(prenominal), middle(prenominal), midway.
[1913 Webster]
2. partial. [WordNet sense 2]
[WordNet 1.5 +PJC]
3. including only half or a portion; incomplete; as, halfway
measures. [WordNet sense 3]
[WordNet 1.5 +PJC]
Halfway covenant, a practice among the Congregational
churches of New England, between 1657 and 1662, of
permitting baptized persons of moral life and orthodox
faith to enjoy all the privileges of church membership,
save the partaking of the Lord's Supper. They were also
allowed to present their children for baptism.
[1913 Webster]