Change the label for Taxonomy edit screens. (Instead of "Name")

functions.php

function iso_enqueue_my_awesome_admin_scripts( $hook ) {
	// First argument is simply to give it a "name".
	wp_enqueue_script( 'iso-custom-admin-scripts', get_template_directory_uri() . '/iso-admin-scripts.js', array('jquery') );
}

add_action( 'admin_enqueue_scripts', 'iso_enqueue_my_awesome_admin_scripts' );

replace-tag-name-field.js

(function ($) {

	function isoReplaceTagName(taxonomySlug, newLabel) {

		// The Tag edit screen has a body class of taxonomy-[taxonomy slug]
		var $taxEditScreen = $('.taxonomy-' + taxonomySlug);

		// No use in going on if we're not on that screen
		if ($taxEditScreen.length > 0) {
			var $tagNameLabel = $taxEditScreen.find('label[for="tag-name"]');

			// Just in case... let's make sure the page actually has the label we want to change.
			if ($tagNameLabel.length > 0) {
				$tagNameLabel.text(newLabel);
			}
		}
	}

	$(document).ready(function () {
		// Release the Krakken!
		isoReplaceTagName('orders', 'Order ID');
	});

})(jQuery);