PROSPECTUS Dated May 5, 1999 Pricing Supplement No. 46 to
PROSPECTUS SUPPLEMENT Registration Statement No. 333-75289
Dated May 6, 1999 Dated March 10, 2000
Rule 424(b)(3)
Morgan Stanley Dean Witter & Co.
GLOBAL MEDIUM-TERM NOTES, SERIES E
Euro Fixed Rate Senior Bearer Notes Due 2001
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We may not redeem these Global Medium-Term Notes, Series E (Senior Euro
Fixed Rate Notes Due 2001) prior to the maturity date other than under the
circumstances described under "Description of Notes--Tax Redemption" in the
accompanying prospectus supplement.
We will issue the notes only in bearer form, which form is further
described under "Description of Notes--Forms of Notes" in the accompanying
prospectus supplement. You may not exchange notes in bearer form at any time for
notes in registered form.
We describe the basic features of this type of note in the section called
"Description of Notes--Fixed Rate Notes" in the accompanying prospectus
supplement, subject to and as modified by the provisions described below.
Principal Amount: JPY 20,500,000,000
Maturity Date: March 9, 2001; provided that if such date is not a
business day, we will pay interest and principal
on the next succeeding business day, but interest
on that payment will not accrue during the period
from and after the scheduled maturity date
Settlement Date
(Original Issue Date): March 15, 2000
Interest Accrual Date: March 15, 2000
Issue Price: 100.00%
Specified Currency: Japanese yen ("JPY")
Redemption Percentage
at Maturity: 100%
Initial Redemption
Percentage: N/A
Annual Redemption
Percentage Reduction: N/A
Optional Repayment
Date(s): N/A
Interest Rate: 0.26% per annum, payable at maturity (JPY 255,666
per note)
Maximum Interest Rate: N/A
Minimum Interest Rate: N/A
Interest Payment Date: Maturity Date
Interest Payment
Period: N/A
Denominations: JPY 100,000,000
Business Day: Tokyo, New York and London
Common Code: 10926475
ISIN: XS0109264753
Terms not defined above have the meanings given to such terms in the
accompanying prospectus supplement.
MORGAN STANLEY DEAN WITTER
