n. One who, or that which, discerns, distinguishes, or judges.
the GNU version of the Collaborative International Dictionary of English
n. One who, or that which, discerns, distinguishes, perceives, or judges.
The Century Dictionary and Cyclopedia
n. One who discerns; one who observes or perceives.
n. That which distinguishes or separates; that which serves as a ground or means of discrimination.
Word Usage
"Hebrews 4:12 NKJV says: "For the word of God is living and powerful, and sharper than any two-edged sword, piercing even to the division of soul and spirit, and of joints and marrow, and is a discerner of the thoughts and intents of the heart.""