dict.swift

#!/usr/bin/swift
# How to run:
# swiftc dict.swift
# ./dict hello
import Foundation

if (CommandLine.argc < 2) {
    print("Usage: dictionary word")
}else{
    let argument = CommandLine.arguments[1]
    let result = DCSCopyTextDefinition(nil, argument as CFString, CFRangeMake(0, argument.count))?.takeRetainedValue() as String?
    print(result ?? "")
}