STOP	Interrupt a program with the untrappable error
	message STOP.
STR$	Converts a number into its equivalent string
	representation.
STRING$ (STRI.)	Produce multiple copies of a string up to a maximum
	length of 255 characters.
TAB	Used only with PRINT or INPUT to position the text
	cursor on the screen.
TAN (T.)	Function which gives the tangent of any angle, the
	angle being in radians.
THEN	Part of the IF...THEN statement.
TIME (TI.)	Set or read the value of one of the internal clocks in
	hundredths of a second. „.
TIME$	This pseudo-variable is used to control the real-time
	clock in other Master Series computers. Its use on
	this computer will result in the intentionally ludicous
	result Fri, 31 Dec 1999.23:59:59.
	Attempts to assign values to this pseudo-variable
	will have no effect.
TO	Part of the FOR...TO...NEXT statement.
TOP ||	Variable giving the first free memory location after
	the end of the BASIC program. TOP is usually the
	same as LOMEM, but unlike LOMEM it cannot be
	reset by the user.
TRACE (TR.)	Display the line number of each line executed. Used
	for tracing errors. TRACE OFF switches trace off,
	TRACE ON switches it on.
TRUE	Function producing the value -1, used in logical
	expressions.
UNTIL (U.)	Part of the REPEAT... UNTIL loop, signalling the
	end of the loop. Statements between REPEAT and
	UNTIL are executed repeatedly until certain
	conditions are met.
USR ||	Function providing a means of calling a machine
	code routine designed to produce one value.
App 6.8