late 14c., "make or declare sacred by certain ceremonies or rites," from Latin consecratus, past participle of consecrare "to make holy, devote," from assimilated form of com "with, together" (see con-) + sacrare "to make or declare sacred" (see sacred). Meaning "to devote or dedicate from profound feeling" is from 1550s. Related: Consecrated; consecrating.
Ah, what avails the sceptred race!
Ah, what the form divine!
What every virtue, every grace!
Rose Aylmer, all were thine.
Rose Aylmer, whom these wakeful eyes
May weep, but never see,
A night of memories and sighs
I consecrate to thee.
[Walter Savage Landor]